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Blockchain CBBF 問題練習

Certified Blockchain Business Foundations 試験

最新更新時間: 2020/11/14,合計28問。

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Question No : 1
Blockchain allows for which of the following?

正解:
Explanation:
Reference: https://intellipaat.com/blog/what-is-blockchain-technology/

Question No : 2
In a private business Blockchain, transactions are endorsed by______________.

正解:
Explanation:
Reference: https://developer.ibm.com/opentech/wp-content/uploads/sites/43/2017/08/Blockchain­Explained-v4.06.AdaptedforBeirutConferenceAug2017-1.pdf (p.10)

Question No : 3
____________ledger technology is referred to as DLT.

正解:
Explanation:
Reference: https://cryptocurrencyfacts.com/what-is-distributed-ledger-technology-dlt/

Question No : 4
A Blockchain does NOT provide which attribute?

正解:

Question No : 5
Blockchain applications can provide____________________.

正解:

Question No : 6
One solution to increasing Blockchain Transactions Per Second (TPS) is________.

正解:

Question No : 7
An asset is defined as ____________.

正解:

Question No : 8
Once a record is stored on the Blockchain ____________.

正解:
Explanation:
Reference can be changed by an authorized person

Question No : 9
One of the big issues that new financial transaction Blockchain solutions face is____________.

正解:
Explanation:
Reference: https://www.cnbc.com/2018/10/01/five-crucial-challenges-for-blockchain-to-overcome­deloitte.html

Question No : 10
Which Blockchain protocol uses Proof of Work Consensus? Select all that apply

正解:

Question No : 11
The Ethereum Blockchain provides a/an _____________ virtual machine.

正解:
Explanation:
Reference: https://www.mycryptopedia.com/ethereum-virtual-machine-explained/

Question No : 12
Which of the following statements sums up the Proof of Work consensus process?

正解:
Explanation:
Reference: https://www.nichanank.com/blog/2018/5/23/consensus-algorithms-pow

Question No : 13
How is Blockchain benefiting voting?

正解:

Question No : 14
Which item(s) make up a block header?

正解:
Explanation:
Reference: https://www.cryptocompare.com/coins/guides/what-is-a-block-header-in-bitcoin/

Question No : 15
Which of the following are practical use cases for Blockchain?

正解:
Explanation:
Reference: https://www.mycryptopedia.com/16-promising-blockchain-use-cases/

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Blockchain